Buckle



FIG. 1 is an isometric view of a top, front, and left side of an ornamental design for a buckle in a first configuration;

FIG. 2 is a front elevational view of the buckle of FIG. 1;

FIG. 3 is a rear elevational view of the buckle of FIG. 1;

FIG. 4 is a right side elevational view of the buckle of FIG. 1;

FIG. 5 is a left side elevational view of the buckle of FIG. 1;

FIG. 6 is a top plan view of the buckle of FIG. 1;

FIG. 7 is a bottom plan view of the buckle of FIG. 1;

FIG. 8 is an isometric view of a bottom, rear, and right side of the buckle of FIG. 1; and,

FIG. 9 is an isometric view of a top, front, and left side of the buckle of FIG. 1 in a second configuration.

The dash-dash-dash broken lines are included for the purpose of illustrating portions that form no part of the claimed design. The dash-dot-dash lines depict boundary lines and form no part of the claimed design. 

CLAIM The ornamental design for a buckle, as shown and described. 